The Men's Jewelry Store St. Christopher Medal Sterling Silver Necklace, 24" St. Christopher Medal Measures 1.53 Inches in Diameter Round 38.75 Millimeter Saint Christopher Medal Crafted in Antiqued Sterling Silver Medal is Slightly Antiqued and Each One will Have a Slightly Different Patina; Suspended by a Sterling Silver, 24 Inch Endless Flat Curb Chain St. Christopher, Patron Saint of Athletes, Motorists, Porters, Sailors, Travelers, to Name a Few Sapphire Blue Velvet Gift Box; Back of Medal is Blank Making it Perfect for Engraving Your Special Message